Thedoctorworked______fivehours_____arest. A: for, with B: on, without C: about, having D: for, without

Obama is but a ___ example of black's excellence A: are B: arest C: arely D: are

在报表和标签收打印选项中的作用范围下拉列表框中包含下面哪些选项（）。 A: Arest B: Brecord C: Cnext D: DALL E: Eskip